The 10 Fattest Cities in America Are…

Have you noticed, even in the time of weight loss shots and GLP-1s, people are getting bigger? Obesity has become one of the most serious public-health challenges in the United States. Nearly 40% of American adults are considered obese, increasing risks for heart disease, diabetes, and other chronic conditions.

Studies analyzing large U.S. metro areas show that many of the cities with the highest obesity rates are concentrated in the Southern United States, where factors like poverty, food deserts, limited access to recreation, and diets high in calorie-dense foods contribute to the problem.

Below is an overview of 10 of the fattest cities in America, why obesity rates are high in those locations, and foods that could help improve each city’s health outcomes.

10 Fattest Cities in America

1. McAllen, Texas

Why obesity rates are change the city

• Ranked as the most overweight city in the U.S. in several studies.
• About 76% of residents are overweight or obese.
• High rates of physical inactivity and limited access to parks and recreation areas.
• Popular regional foods such as fried Tex-Mex dishes, tortillas, and sugary drinks are often calorie-dense.

Foods that could change the city

• Grilled fish tacos instead of fried
• Beans and lentils (high fiber)
• Avocados and fresh salsa
• Whole-grain tortillas

2. Memphis, Tennessee

Why obesity rates are high

• Poverty and limited access to fresh groceries contribute to unhealthy diets.
• Southern comfort foods—fried chicken, biscuits, and gravy—are staples.
• Food deserts and limited healthy food access increase obesity risk.

Foods that could change the city

• Baked chicken instead of fried
• Leafy greens like collard greens cooked with less fat
• Brown rice and sweet potatoes

3. Mobile, Alabama

Why obesity rates are high

• High consumption of fried seafood and rich Southern dishes
• Limited healthy food access in some neighborhoods
• Lower physical activity levels

Foods that could change the city

• Grilled shrimp and fish
• Fresh vegetables like okra and tomatoes
• Whole-grain cornbread alternatives

4. Knoxville, Tennessee

Why obesity rates are high

• Rural-urban mix with high physical inactivity
• Diets heavy in processed and fast foods
• Limited access to healthy grocery stores in some areas

Foods that could change the city

• Oatmeal and whole grains
• Lean turkey and chicken
• Fresh apples and berries

5. Jackson, Mississippi

Why obesity rates are high

• Mississippi consistently ranks among the states with the highest obesity rates.
• Diets high in fried foods, sugary drinks, and processed meats
• Socioeconomic disparities affecting diet quality

Foods that could change the city

• Black-eyed peas and legumes
• Fresh greens like kale and spinach
• Grilled catfish instead of fried

6. Shreveport, Louisiana

Why obesity rates are high

• Louisiana has an obesity rate near 39%, among the highest in the country.
• Cajun and Creole cuisine often uses butter, oils, and processed meats
• High consumption of sugary beverages

Foods that could change the city

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• Vegetable gumbo with less oil
• Brown rice instead of white rice
• Fresh fruits like peaches and berries

7. Baton Rouge, Louisiana

Why obesity rates are high

• Rich regional dishes such as jambalaya and étouffée are calorie dense
• Limited walkability in some neighborhoods
• High fast-food availability

Foods that could change the city

• Lean chicken and seafood dishes
• Beans and vegetables in traditional Cajun recipes
• Fresh salads with vinaigrette

8. Little Rock, Arkansas

Why obesity rates are high

• Arkansas ranks among the most obese states
• Diets heavy in fried foods and barbecue
• Limited access to affordable healthy foods

Foods that could change the city

• Grilled chicken barbecue
• Whole grains like quinoa and brown rice
• Seasonal vegetables such as squash and peppers

9. Augusta, Georgia

Why obesity rates are high

• High rates of poverty and food insecurity
• Diets high in processed foods and sweet tea
• Low access to healthy grocery stores in some communities

Foods that could change the city

• Fresh vegetables like green beans and carrots
• Lean meats and fish
• Water or unsweetened tea instead of sugary drinks

10. Birmingham, Alabama

Why obesity rates are high

• Cultural traditions of heavy Southern cooking
• Limited exercise infrastructure in some neighborhoods
• Economic disparities influencing diet

Foods that could change the city

• Baked sweet potatoes
• Lean proteins like grilled chicken
• Fresh salads with olive oil

Key Factors Behind High Obesity Rates

Across these cities, several patterns repeatedly appear:

1. Food Deserts

Many communities lack affordable grocery stores with fresh produce, forcing residents to rely on fast food or convenience stores.

2. Economic Inequality

Low income and limited education levels are linked with poorer diet quality and higher obesity rates.

3. Cultural Diets

Regional cuisines often feature fried foods, high-fat meats, and sugary beverages.

4. Limited Physical Activity

Some cities lack parks, sidewalks, or recreation spaces that encourage exercise.

How Food Can Change a City’s Obesity Rate

Improving obesity rates requires changing both food access and eating habits:

• Increase availability of fruits and vegetables
• Promote whole grains instead of refined carbs
• Replace fried foods with grilled or baked options
• Reduce sugary drinks and processed foods

Public health experts also recommend community interventions like improving grocery access, encouraging healthier restaurant menus, and building environments that support healthy eating.

The cities with the highest obesity rates in America often share similar challenges: poverty, limited access to healthy foods, and cultural diets rich in calories. While these problems are complex, simple changes in diet—more whole foods, fewer processed and fried meals—could significantly reduce obesity rates and improve long-term health in these communities.